K 10 svn:author V 8 lstewart K 8 svn:date V 27 2013-06-28T02:38:33.024239Z K 7 svn:log V 209 MFC r250951,251838: Ensure alq's shutdown_pre_sync event handler is deregistered on module unload to avoid a dangling pointer and eventual panic on system shutdown. Reported by: Ali END